Joyce Chang, JPMorgan Securities Global Research Chair, says negative rates are here to stay. Alberto Gallo, Algebris Portfolio Manager, says European governments can now act on negative interest rates, for better or for worse. Marcus Ashworth, Bloomberg Opinion Columnist, says Mario Draghi is leaving a "smorgasbord" of policy options for Christine Lagarde. Kevin Cirilli, Bloomberg TV & Radio Chief Washington Correspondent, and Chuck Gabriel, Capital Alpha President, tell Surveillance what to expect from tonight's U.S. Democratic debate in Houston. And we finish the show by remembering oil man T. Boone Pickens with Bloomberg Radio's Robert Moon. 

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